Finding the Fourth Proportional to 79,445.56, 119,168.42 and 55,858.61

Step by Step Solution

1. Step 1: Write the proportion equation
   79,445.56 : 119,168.42 = 55,858.61 : x
2. Step 2: Convert to fraction form
   79,445.56/119,168.42 = 55,858.61/x
3. Step 3: Cross multiply
   79,445.56x = 119,168.42 × 55,858.61
4. Step 4: Simplify right side
   79,445.56x = 6,656,582,315.72
5. Step 5: Solve for x
   x = 6,656,582,315.72/79,445.56
6. Step 6: Final answer
   x = 83,787.97